[antlr-interest] unchecked calls warnings compiling the lexer

matthew ford Matthew.Ford at forward.com.au
Tue Sep 28 14:24:19 PDT 2004


Try mixing classes compiled under different source=.. commands.
By that I mean compile Antlr with source=1.4 and for the productions have
calls to your 1.5 code which is contained in another class file which is
compiled under source=1.5
matthew
----- Original Message ----- 
From: "Matt Benson" <gudnabrsam at yahoo.com>
To: <antlr-interest at yahoogroups.com>
Sent: Wednesday, September 29, 2004 5:46 AM
Subject: Re: [antlr-interest] unchecked calls warnings compiling the lexer


> In theory, couldn't "anyone" write a Java 1.5 code
> emitter and plug it in, with a little work?
>
> -Matt
>
> --- Terence Parr <parrt at cs.usfca.edu> wrote:
>
> >
> > On Sep 28, 2004, at 11:59 AM, Lucio Biondi wrote:
> >
> > > Hi,
> > >
> > > antlr generates in myLexer.java :
> > >
> > > literals = new Hashtable();
> > > literals.put(new ANTLRHashString("min", this), new
> > Integer(13));
> > > literals.put(new ANTLRHashString("max", this), new
> > Integer(13));
> > > literals.put(new ANTLRHashString("sum", this), new
> > Integer(13));
> > > .....
> > >
> > > but javac (1.5) complaints with warnings :
> > >
> > > [unchecked] unchecked call to put(K,V) as a member
> > of the raw type
> > > java.util.Hashtable
> > > literals.put(new ANTLRHashString("min", this),
> > new Integer(13));
> > >
> > > I've found no solution googling this forum and the
> > net.
> > >
> > > I need java 1.5 for my project so how can I wrap
> > around this problem
> > > given that antlr seems to me still not ready to
> > produce java code with
> > > generics ?
> >
> > Yep, that is a 1.5 backward incompatibility.
> >
> > > Sorry, I'm not an antlr guru, so probably I miss
> > something.
> >
> > No, you're right.  1.5 issue.  Nothing can be done
> > though until whole
> > world goes 1.5. :(
> >
> > Ter
> >
> > >
> > > Thanks in advance.
> > >
> > > Lucio
> > >
> > >
> > >
> > >
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > >
> > >
> > >
> > --
> > CS Professor & Grad Director, University of San
> > Francisco
> > Creator, ANTLR Parser Generator,
> > http://www.antlr.org
> > Cofounder, http://www.jguru.com
> > Cofounder, http://www.knowspam.net enjoy email
> > again!
> >
> >
> >
> >
> >
> >
> > Yahoo! Groups Links
> >
> >
> >     antlr-interest-unsubscribe at yahoogroups.com
> >
> >
> >
> >
>
>
>
>
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